Question: What is the sub item of the history of France that has an operating speed of 30.0"?
Paraphrase: What is the sub thing of the history of France that has an working speed of 30.0"?
SPARQL (Wikidata): SELECT ?answer WHERE { wd:Q7778 wdt:P1269 ?answer . ?answer wdt:P3086 ?x FILTER(contains(?x , '30.0'))}